attenuation

See also: atténuation

English

Etymology

From Middle English attenuacioun, a borrowing from Latin attenuātiō (“a diminishing”). Equivalent to attenuate +‎ -ion.

Pronunciation

  • Audio (US):(file)
  • Rhymes: -eɪʃən

Noun

attenuation (countable and uncountable, plural attenuations)

  1. A gradual diminishing of strength.
  2. (physics) A reduction in the level of some property with distance, especially the amplitude of a wave or the strength of a signal.
  3. (biology) A weakening in the virulence of a pathogen or other microorganism.
  4. (botany) The tapering of a leaf etc to a fine point.
  5. (engineering) A fabrication process in which a material is stretched out into a thin shape.
  6. (genetics) A regulatory mechanism responsible for premature termination of transcription.
  7. (homeopathy) The reduction of the active principles of medicines to minute doses.
  8. (brewing) The proportion of sugar that is converted to ethanol by a yeast.[1]

Derived terms

Translations

References

  1. ^ (Please provide the book title or journal name)‎[1], 26 April 2020 (last accessed), archived from the original on 26 April 2020
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